Mazda MX-5 NA silhouetteMX-5 NA

AIR CONDITIONER

U-37parts diagram
Continued from U-36

REFRIGERANT LINES

On-vehicle Inspection

Check for leakage at connections by using a gas leak tester. Repair or replace as necessary.

Replacement

Refrigerant lines replacement

  1. 1
    Discharge the refrigerant system. (Refer to page U-28.)
  2. 2
    Replace the faulty pipe or hose.
    Immediately plug any open fittings to keep moisture out of the system.
    Isometric view of the refrigerant-line layout of the MX-5 A/C system. The cooling unit/blower housing is at upper right (cabin side), connected via piping running across to the condenser at the front and looping around the receiver/drier at the left and the compressor at the right. Numbered balloon callouts mark fitting-torque locations: (1) cooling-unit inlet/outlet fittings and the condenser-to-pipe connections; (2) receiver/drier outlet fitting at the bottom; (3) cooling-unit pipe junction near the bulkhead; (4) compressor inlet/outlet fittings at right.
    05U0UX-065
  3. 3
    Evacuate, charge, and test the refrigerant system.

Tightening torque (fittings)

1
Tightening torque9.8—20 N·m (1.0—2.0 m-kg, 7.2—14 ft-lb)
2
Tightening torque15—25 N·m (1.5—2.5 m-kg, 11—18 ft-lb)
3
Tightening torque20—29 N·m (2.0—3.0 m-kg, 14—22 ft-lb)
4
Tightening torque9.8—16 N·m (1.0—1.6 m-kg, 7.2—12 ft-lb)
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See also

U-28AIR CONDITIONER

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